Physics and Measurement-Errors in Measurement (KVPY Stream-SA (Class 11) Physics): Questions 1 - 3 of 3

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Question number: 1

» Physics and Measurement » Errors in Measurement

MCQ▾

Question

In an experiment, mass of an object is measured by applying a known force on it, and then measuring its acceleration. If, in the experiment, the measured values of applied force and the measured acceleration are F=20.0±0.2N and a=1.00±0.02ms2 , respectively, the mass of the object is – (2015)

Choices

Choice (4) Response

a.

20.0±0.2kg

b.

20.0±0.4kg

c.

20.0kg

d.

20.0±0.6kg

Question number: 2

» Physics and Measurement » Errors in Measurement

MCQ▾

Question

In an experiment, mass of an object is measured by applying a known force on it, and then measuring its acceleration. If, in the experiment, the measured values of applied force and the measured acceleration are F=15.0±0.45N and a=5.00±0.05ms2 , respectively, the mass of the object is –

Choices

Choice (4) Response

a.

3.0±0.5kg

b.

125.0kg

c.

3.0±0.45kg

d.

3.0±0.12kg

Question number: 3

» Physics and Measurement » Errors in Measurement

Appeared in Year: 2016

MCQ▾

Question

The length and width of a rectangular room are measured to be 3.95±0.05m and 3.05±0.05m , respectively. The area of the floor is –

Choices

Choice (4) Response

a.

12.05±0.005m2

b.

12.05±0.40m2

c.

12.05±0.01m2

d.

12.05±0.34m2

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